Pith Number

pith:Y2PSGILB

pith:1997:Y2PSGILBCYPAWEMOF2GBTXTU7H

not attested not anchored not stored refs pending

Entropy of Schwarzschild black hole and string-black hole correspondence

Sergey N. Solodukhin

arxiv:hep-th/9701106 v3 · 1997-01-21 · hep-th · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y2PSGILBCYPAWEMOF2GBTXTU7H}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-04T16:05:22.475392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c69f232161161e0b118e2e8c19de74f9e98c7971c013acf083bc9d51aa424e13

Aliases

arxiv: hep-th/9701106 · arxiv_version: hep-th/9701106v3 · doi: 10.48550/arxiv.hep-th/9701106 · pith_short_12: Y2PSGILBCYPA · pith_short_16: Y2PSGILBCYPAWEMO · pith_short_8: Y2PSGILB

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/Y2PSGILBCYPAWEMOF2GBTXTU7H \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c69f232161161e0b118e2e8c19de74f9e98c7971c013acf083bc9d51aa424e13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab9bccda4b2e5a27d87002a4fde3a4f0e44fd3afe280392032df2f96d3904a8a",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1997-01-21T16:31:15Z",
    "title_canon_sha256": "43799abb84a3998d70a97114b075c96eb5faf6dcc667898f888b83dfd62cc168"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9701106",
    "kind": "arxiv",
    "version": 3
  }
}